Itsfit Lab

About Us

ITSFIT LAB is a custom in-ear monitor (CIEM) brand that began as a small lab dedicated to sound & audio-component research in Vietnam. Joining the global movement of custom in-ear headphones, we combine the best optimised sound technology with our engineers’ experience and a deep dedication to Vietnamese handcraft — to bring you monitors of ultimate audio fidelity, a tailored fit and bespoke design.

ITSFIT custom in-ear monitors stand out in every aspect. Precisely shaped acrylic shells hug the curves of your ears for the best fit, isolation and comfort, while high-end drivers are brought to life through meticulous tuning and exclusive acoustic treatment by our audio engineers. Custom headphones are not only technological products — they are works of art, hand-crafted around your own ideas or our original designs. We hold one philosophy: everyone deserves a better sound experience, and we support you from the first consultation until the final product is in your hands.